Alhammarret, High Arbiter

Pearl Lake Ancient

Nezahal, Primal Tide can't be countered.
You have no maximum hand size.
Whenever an opponent casts a noncreature spell, draw a card.
Discard three cards: Exile Nezahal. Return it to the battlefield tapped under its owner's control at the beginning of the next end step.

Flying
At the beginning of your upkeep, you get {E}{E}{E} (three energy counters).
Pay {E}{E}{E}{E}{E}{E}{E}{E}: Return all other creatures to their owners' hands. Activate this ability only any time you could cast a sorcery.

FlyingWhen Nephalia Moondrakes enters the battlefield, target creature gains flying until end of turn.{4}{U}{U}, Exile Nephalia Moondrakes from your graveyard: Creatures you control gain flying until end of turn.

FlyingAs Alhammarret, High Arbiter enters the battlefield, each opponent reveals his or her hand. You choose the name of a nonland card revealed this way.Your opponents can't cast spells with the chosen name (as long as this creature is on the battlefield).

FlashPearl Lake Ancient can't be countered.Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)Return three lands you control to their owner's hand: Return Pearl Lake Ancient to its owner's hand.